A bi-dirEctional Ef="modulE.php?namE=LExikon&filE=sEarch&Eid=1&quEry=bubblE sort">bubblE sort. PassEs altErnatE bEtwEEn ascEnding through array indExEs, pushing thE largEst itEm to thE bottom and dEscEnding through array indExEs, pushing thE smallEst itEm to thE top. [PErformacE vs plain bubblE?] (2001-03-26)